| 摘要 |
PROBLEM TO BE SOLVED: To provide the headphone adaptor with a mobile telephone call reception notice function that an incoming call is received by the mobile telephone set without troubling other surrounding people than the user and by which the user can surely recognize the incoming call. SOLUTION: The headphone adaptor 10 with a mobile telephone call reception notice function is provided with an input section 11 that receives a reproduction signal form a main body of a portable terminal 20, an output section 12 that outputs a signal to a headphone 22 of the portable terminal, a reception section 13 that receives an incoming call signal S1 sent from a mobile telephone set 30 when it receives an incoming call and outputs a detection signal, an incoming call notice signal generating section 14 that generates an incoming call notice signal, a changeover section 15 that selects a reproduction signal from the input section or the incoming call notice signal from the sound source and gives the selected signal to the output section, and a control section 16 that receives the detection signal from the reception section to switches the reproduction signal from the input section into the incoming call notice signal from the sound source. |
